But bitter substances block the channels that allow calcium into cells, which relaxes the tightened tissue.

但是苦味物质能够阻碍钙流入气道细胞，所以就能缓解拉组织。

Firstly, the tower will not be completely self-supporting, partly relying on its tensioned steel cables for stability.

首先，这座塔无法实现完全自我支撑，部分要依靠拉钢索来保持稳定。

Tip Number Two: Tighten your mask.

将你口罩拉。

" Ready? " " Ready." She tensed her fingers on the strap.

“准备好？” “准备好。”她拉子手指。

Chief engineer: make sure all moorings remain taut to restrict the movement of the ship.

吸收材料已放好。确保所有系缆拉以限制船体运动。

" To strain" (strain) means to stretch a muscle so far that you hurt it.

“拉” （拉）思是将肌肉拉伸到你伤害它程度。

She felt the world around her closing in like a sack being drawn shut, and everything pressing in on her.

她感觉周围世界像一只被拉麻袋一样向她靠近，一切都在向她压来。

They could barely keep the traces taut, and on the down grades just managed to keep out of the way of the sled.

皮勉强拉，下坡时候只能勉勉强强地躲开追雪橇。

Let her have it! The foreman's arm tightened on the wheel, then stopped. He turned to the other men on the scaffolding.

让机器转动吧！工头胳臂拉轮子，之后停止，他转向脚手架一男子。

You would have someone literally pulling a force against the driver's head, and they have to tense up to stop their head from being moved.

你会看到有人真给车手头一个拉力，他们必须拉阻止他们头被移动。

' One of the businessmen, florid and pleased with himself, leaned back in his chair so that his stomach strained the seams of his shirt.

’其中一位生人兴高采烈地向后靠在椅子，以至于他胃拉了衬衫接缝。

If you're like most people, you probably hold your breath, tighten your mask and hope you don't catch whatever Patient Zero is spraying over the fresh produce.

如果你和大多数人一样， 你可能会屏住呼吸，拉你面罩， 希望你不要被零号病人喷洒在新鲜农产品任何东西感染。

All he can think of is to pull a strap tight, and when he can't get it any tighter he's at the end of his resources.

他所能想到就是拉皮，当他不能再拉时，他就用尽了所有资源。

He stood up with an easy movement, not hurried at all, pulled the belt of his robe tight, and moved out to the end of the davenport.

他动作轻盈地站了起来， 一点也不着急， 拉长袍腰， 走到长沙发尽头。

A bridge was built across the East River by stretching ropes made of steel from one side of the river to the other and hanging the floor of the bridge from these steel ropes.

一座桥横跨东河之，拉钢索从河岸两边吊起大桥桥面。

In the taxi on the way home, we were silent for a long time, and then she put down her purse and straightened my tie and puffed up my breast pocket handkerchief.

在回家出租车，我们沉默了很长一段时间。然后，她放下皮包，拉我领，并弄直我胸前口袋手帕。

The Killer braced himself with the rope across his hip, and as the antelope tautened the singing strands in a last frantic bound for liberty he was thrown over upon his back.

杀手用系在他臀部绳子支撑着自己，当羚羊拉歌唱绳索，最后一次疯狂地奔向自由时，他被抛翻在地。

A stout woman upholstered in velvet, her flabby cheeks too much massaged, swirled by with her poodle straining at its leash—the effect being given of a tug bringing in an ocean liner.

一个身穿天鹅绒软垫胖女人，她松弛脸颊被按摩得太多了，她贵宾犬拉了它皮——给人一种拖船驶进远洋班轮效果。

The cutting cable may be strung between two mine-clearing vessels known as minesweepers, or held taut off the side of a lone minesweeper by a device called a paravane (in essence, an underwater kite).

切割电缆可以串在两艘被称为扫雷舰扫雷船之间，或者通过一种叫做扫雷器（本质是水下风筝）装置将其拉在一艘单独扫雷舰侧面。

For, now, the rope came in, tightened and strained to its utmost as it appeared, and the men turned heavily, and the windlass complained. It was scarcely endurable to look at the rope, and think of its giving way.

因为，现在，绳子进来了，收并拉到它出现极限，男人们沉重地转身，起锚机抱怨。看着绳子，想到它松开，简直让人难以忍受。