To a depth of
达到…的深度
🧩 词语组成解析
to
[tu,tə]
prep. 向，朝着;到;关于;属于;
adv. 朝一个方向的;到某种状态;关闭;
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
🗣️ 情景例句
If you don't think it's any good, Please say so.
如果你认为写得不好，请照实说。
They teach you English in an intensive course lasting just a week.
他们用一周的时间教速成英语课程。
This result merely confirms earlier American and British studies:
结果仅仅确认了美国人和英国人早期的研究：